Fix PEP8 E302

expected 2 blank lines, found 1 (above module level defined classes and
functions)

test/Facilities.py

@@ -19,6 +19,7 @@ from topydo.lib.Todo import Todo
 from topydo.lib.TodoFile import TodoFile
 from topydo.lib.TodoList import TodoList
 
+
 def load_file(p_filename):
     """
     Loads a todo file from the given filename and returns a list of todos.
@@ -26,6 +27,7 @@ def load_file(p_filename):
     todolist = load_file_to_raw_list(p_filename)
     return [Todo(src) for src in todolist]
 
+
 def load_file_to_raw_list(p_filename):
     """
     Loads a todo file from the given filename and returns a list of todo
@@ -34,6 +36,7 @@ def load_file_to_raw_list(p_filename):
     todofile = TodoFile(p_filename)
     return todofile.read()
 
+
 def load_file_to_todolist(p_filename):
     """
     Loads a todo file to a TodoList instance.
@@ -41,10 +44,12 @@ def load_file_to_todolist(p_filename):
     todolist = load_file_to_raw_list(p_filename)
     return TodoList(todolist)
 
+
 def todolist_to_string(p_list):
     """ Converts a todo list to a single string. """
     return '\n'.join([t.source() for t in p_list])
 
+
 def print_view(p_view):
     printer = PrettyPrinter()
     return printer.print_list(p_view.todos)

test/TestAddCommand.py

@@ -33,6 +33,7 @@ from test.TestCommand import CommandTest
 from topydo.lib.Config import config
 from topydo.lib import TodoList
 
+
 class AddCommandTest(CommandTest):
     def setUp(self):
         super(AddCommandTest, self).setUp()

test/TestAppendCommand.py

@@ -20,6 +20,7 @@ from topydo.commands.AppendCommand import AppendCommand
 from test.TestCommand import CommandTest
 from topydo.lib.TodoList import TodoList
 
+
 class AppendCommandTest(CommandTest):
     def setUp(self):
         super(AppendCommandTest, self).setUp()

test/TestArchiveCommand.py

@@ -21,6 +21,7 @@ from test.TestCommand import CommandTest
 from test.Facilities import load_file_to_todolist
 from topydo.lib.TodoList import TodoList
 
+
 class ArchiveCommandTest(CommandTest):
     def test_archive(self):
         todolist = load_file_to_todolist("test/data/ArchiveCommandTest.txt")

test/TestColors.py

@@ -21,6 +21,7 @@ from topydo.lib.Colors import Colors, NEUTRAL_COLOR
 from topydo.lib.Config import config
 from test.TestTopydo import TopydoTest
 
+
 class ColorsTest(TopydoTest):
     def test_project_color1(self):
         config(p_overrides={('colorscheme', 'project_color'): '2'})

test/TestCommand.py

@@ -19,6 +19,7 @@ import unittest
 from topydo.lib.Utils import escape_ansi
 from test.TestTopydo import TopydoTest
 
+
 class CommandTest(TopydoTest):
     def __init__(self, *args, **kwargs):
         super(CommandTest, self).__init__(*args, **kwargs)

test/TestConfig.py

@@ -19,6 +19,7 @@ import unittest
 from topydo.lib.Config import config
 from test.TestTopydo import TopydoTest
 
+
 class ConfigTest(TopydoTest):
     def test_config1(self):
         self.assertEqual(config("test/data/config1").default_command(), 'do')

test/TestDeleteCommand.py

@@ -23,12 +23,15 @@ from topydo.commands.DeleteCommand import DeleteCommand
 from topydo.lib.TodoList import TodoList
 from topydo.lib.TodoListBase import InvalidTodoException
 
+
 def _yes_prompt(self):
     return "y"
 
+
 def _no_prompt(self):
     return "n"
 
+
 class DeleteCommandTest(CommandTest):
     def setUp(self):
         super(DeleteCommandTest, self).setUp()

test/TestDepCommand.py

@@ -20,6 +20,7 @@ from topydo.commands.DepCommand import DepCommand
 from test.TestCommand import CommandTest
 from topydo.lib.TodoList import TodoList
 
+
 class DepCommandTest(CommandTest):
     def setUp(self):
         super(DepCommandTest, self).setUp()

test/TestDepriCommand.py

@@ -21,6 +21,7 @@ from topydo.commands.DepriCommand import DepriCommand
 from test.TestCommand import CommandTest
 from topydo.lib.TodoList import TodoList
 
+
 class DepriCommandTest(CommandTest):
     def setUp(self):
         super(DepriCommandTest, self).setUp()

test/TestDoCommand.py

@@ -22,12 +22,15 @@ from topydo.commands.DoCommand import DoCommand
 from test.TestCommand import CommandTest
 from topydo.lib.TodoList import TodoList
 
+
 def _yes_prompt(self):
     return "y"
 
+
 def _no_prompt(self):
     return "n"
 
+
 class DoCommandTest(CommandTest):
     def setUp(self):
         super(DoCommandTest, self).setUp()

test/TestEditCommand.py

@@ -32,6 +32,7 @@ from topydo.lib.TodoList import TodoList
 from topydo.lib.Todo import Todo
 from topydo.lib.Config import config
 
+
 class EditCommandTest(CommandTest):
     def setUp(self):
         super(EditCommandTest, self).setUp()

test/TestFilter.py

@@ -24,6 +24,7 @@ from test.Facilities import load_file, todolist_to_string, load_file_to_todolist
 from topydo.lib.Todo import Todo
 from test.TestTopydo import TopydoTest
 
+
 class FilterTest(TopydoTest):
     def test_filter03(self):
         todo = Todo("(C) Relevant")
@@ -295,6 +296,7 @@ class FilterTest(TopydoTest):
         self.assertEqual(todolist_to_string(filtered_todos),
                          todolist_to_string(reference))
 
+
 class OrdinalTagFilterTest(TopydoTest):
     def setUp(self):
         super(OrdinalTagFilterTest, self).setUp()
@@ -374,6 +376,7 @@ class OrdinalTagFilterTest(TopydoTest):
         self.assertEqual(len(result), 1)
         self.assertEqual(result[0].source(), self.todo3)
 
+
 class PriorityFilterTest(TopydoTest):
     def setUp(self):
         super(PriorityFilterTest, self).setUp()

test/TestGraph.py

@@ -19,6 +19,7 @@ import unittest
 from topydo.lib.Graph import DirectedGraph
 from test.TestTopydo import TopydoTest
 
+
 class GraphTest(TopydoTest):
     def setUp(self):
         super(GraphTest, self).setUp()

test/TestImportance.py

@@ -22,6 +22,7 @@ from topydo.lib.Importance import importance
 from topydo.lib.Todo import Todo
 from test.TestTopydo import TopydoTest
 
+
 class ImportanceTest(TopydoTest):
     def test_importance1(self):
         todo = Todo("Foo")

test/TestJsonPrinter.py

@@ -18,6 +18,7 @@ from topydo.lib.JsonPrinter import JsonPrinter
 from topydo.lib.Todo import Todo
 from test.TestTopydo import TopydoTest
 
+
 class JsonPrinterTest(TopydoTest):
     """
     Tests the functionality of printing a single todo item. Printing a list is

test/TestListCommand.py

@@ -24,6 +24,7 @@ from topydo.commands.ListCommand import ListCommand
 from test.TestCommand import CommandTest
 from test.Facilities import load_file_to_todolist
 
+
 class ListCommandTest(CommandTest):
     def setUp(self):
         super(ListCommandTest, self).setUp()
@@ -217,6 +218,7 @@ class ListCommandTest(CommandTest):
         self.assertEqual(self.output, "")
         self.assertEqual(self.errors, command.usage() + "\n\n" + command.help() + "\n")
 
+
 class ListCommandUnicodeTest(CommandTest):
     def setUp(self):
         super(ListCommandUnicodeTest, self).setUp()
@@ -233,6 +235,7 @@ class ListCommandUnicodeTest(CommandTest):
 
         self.assertEqual(self.output, expected)
 
+
 class ListCommandJsonTest(CommandTest):
     def test_json(self):
         todolist = load_file_to_todolist("test/data/ListCommandTest.txt")
@@ -264,6 +267,7 @@ class ListCommandJsonTest(CommandTest):
         self.assertEqual(self.output, jsontext)
         self.assertEqual(self.errors, "")
 
+
 def replace_ical_tags(p_text):
     # replace identifiers with dots, since they're random.
     result = re.sub(r'\bical:....\b', 'ical:....', p_text)
@@ -271,6 +275,7 @@ def replace_ical_tags(p_text):
 
     return result
 
+
 class ListCommandIcalTest(CommandTest):
     def setUp(self):
         self.maxDiff = None

test/TestListContextCommand.py

@@ -20,6 +20,7 @@ from topydo.commands.ListContextCommand import ListContextCommand
 from test.TestCommand import CommandTest
 from test.Facilities import load_file_to_todolist
 
+
 class ListContextCommandTest(CommandTest):
     def test_contexts1(self):
         todolist = load_file_to_todolist("test/data/TodoListTest.txt")

test/TestListProjectCommand.py

@@ -20,6 +20,7 @@ from topydo.commands.ListProjectCommand import ListProjectCommand
 from test.TestCommand import CommandTest
 from test.Facilities import load_file_to_todolist
 
+
 class ListProjectCommandTest(CommandTest):
     def test_projects1(self):
         todolist = load_file_to_todolist("test/data/TodoListTest.txt")

test/TestPostponeCommand.py

@@ -22,6 +22,7 @@ from topydo.commands.PostponeCommand import PostponeCommand
 from test.TestCommand import CommandTest
 from topydo.lib.TodoList import TodoList
 
+
 class PostponeCommandTest(CommandTest):
     def setUp(self):
         super(PostponeCommandTest, self).setUp()

test/TestPriorityCommand.py

@@ -21,6 +21,7 @@ from topydo.commands.PriorityCommand import PriorityCommand
 from test.TestCommand import CommandTest
 from topydo.lib.TodoList import TodoList
 
+
 class PriorityCommandTest(CommandTest):
     def setUp(self):
         super(PriorityCommandTest, self).setUp()

test/TestRecurrence.py

@@ -22,6 +22,7 @@ from topydo.lib.Recurrence import advance_recurring_todo, NoRecurrenceException
 from topydo.lib.Todo import Todo
 from test.TestTopydo import TopydoTest
 
+
 class RecurrenceTest(TopydoTest):
     def setUp(self):
         super(RecurrenceTest, self).setUp()

test/TestRelativeDate.py

@@ -20,6 +20,7 @@ import unittest
 from topydo.lib.RelativeDate import relative_date_to_date
 from test.TestTopydo import TopydoTest
 
+
 class RelativeDateTester(TopydoTest):
     def setUp(self):
         super(RelativeDateTester, self).setUp()

test/TestSortCommand.py

@@ -21,6 +21,7 @@ from topydo.commands.SortCommand import SortCommand
 from test.TestCommand import CommandTest
 from test.Facilities import load_file_to_todolist
 
+
 class SortCommandTest(CommandTest):
     def setUp(self):
         super(SortCommandTest, self).setUp()

test/TestSorter.py

@@ -22,6 +22,7 @@ from topydo.lib.Sorter import Sorter
 from test.Facilities import load_file, todolist_to_string, load_file_to_todolist, print_view
 from test.TestTopydo import TopydoTest
 
+
 class SorterTest(TopydoTest):
     def sort_file(self, p_filename, p_filename_ref, p_sorter):
         """

test/TestTagCommand.py

@@ -20,6 +20,7 @@ from topydo.commands.TagCommand import TagCommand
 from test.TestCommand import CommandTest
 from topydo.lib.TodoList import TodoList
 
+
 class TagCommandTest(CommandTest):
     def setUp(self):
         super(TagCommandTest, self).setUp()

test/TestTodo.py

@@ -20,14 +20,17 @@ import unittest
 from topydo.lib.Todo import Todo
 from test.TestTopydo import TopydoTest
 
+
 def today_date():
     today = date.today()
     return today.isoformat()
 
+
 def tomorrow_date():
     tomorrow = date.today() + timedelta(days=1)
     return tomorrow.isoformat()
 
+
 class TodoTest(TopydoTest):
     def test_due_date1(self):
         todo = Todo("(C) Foo due:2014-06-09")

test/TestTodoBase.py

@@ -23,6 +23,7 @@ import unittest
 from topydo.lib.TodoBase import TodoBase
 from test.TestTopydo import TopydoTest
 
+
 class TodoBaseTester(TopydoTest):
     def test_parse_tag(self):
         todo = TodoBase("(C) Test foo:bar foo:baz foo_:baz_ blah:zah:haz")

test/TestTodoFile.py

@@ -20,6 +20,7 @@ import unittest
 from test.Facilities import load_file
 from test.TestTopydo import TopydoTest
 
+
 class TodoFileTest(TopydoTest):
     def test_empty_file(self):
         todofile = load_file('test/data/TodoFileTest1.txt')

test/TestTodoList.py

@@ -27,6 +27,7 @@ from topydo.lib.TodoList import TodoList
 from topydo.lib.TodoListBase import TodoListBase
 from test.TestTopydo import TopydoTest
 
+
 class TodoListTester(TopydoTest):
     def setUp(self):
         super(TodoListTester, self).setUp()
@@ -224,6 +225,7 @@ class TodoListTester(TopydoTest):
 
         self.assertNotEqual(self.todolist.number(todo), 't5c')
 
+
 class TodoListDependencyTester(TopydoTest):
     def setUp(self):
         super(TodoListDependencyTester, self).setUp()
@@ -361,6 +363,7 @@ class TodoListDependencyTester(TopydoTest):
         self.assertTrue(todolist.todo_by_dep_id('1'))
         self.assertFalse(todolist.todo_by_dep_id('2'))
 
+
 class TodoListCleanDependencyTester(TopydoTest):
     def setUp(self):
         super(TodoListCleanDependencyTester, self).setUp()

test/TestTopydo.py

@@ -18,6 +18,7 @@ import unittest
 
 from topydo.lib.Config import config
 
+
 class TopydoTest(unittest.TestCase):
     def tearDown(self):
         """

test/TestView.py

@@ -23,6 +23,7 @@ from topydo.lib.TodoFile import TodoFile
 from topydo.lib.TodoList import TodoList
 from test.TestTopydo import TopydoTest
 
+
 class ViewTest(TopydoTest):
     def test_view(self):
         """ Check filters and printer for views. """

topydo/Commands.py

@@ -52,6 +52,7 @@ _SUBCOMMAND_MAP = {
     'tag': 'TagCommand',
 }
 
+
 def get_subcommand(p_args):
     """
     Retrieves the to-be executed Command and returns a tuple

topydo/cli/CLI.py

@@ -34,6 +34,7 @@ except ConfigError as config_error:
 from topydo.Commands import get_subcommand
 from topydo.lib import TodoList
 
+
 class CLIApplication(CLIApplicationBase):
     """
     Class that represents the (original) Command Line Interface of Topydo.
@@ -58,6 +59,7 @@ class CLIApplication(CLIApplicationBase):
         else:
             self._post_execute()
 
+
 def main():
     """ Main entry point of the CLI. """
     CLIApplication().run()

topydo/cli/CLIApplicationBase.py

@@ -26,6 +26,7 @@ from six.moves import input
 
 MAIN_OPTS = "ac:d:ht:v"
 
+
 def usage():
     """ Prints the command-line usage of topydo. """
 
@@ -61,6 +62,7 @@ Available commands:
 Run `topydo help <subcommand>` for command-specific help.
 """)
 
+
 def write(p_file, p_string):
     """
     Write p_string to file p_file, trailed by a newline character.
@@ -73,11 +75,13 @@ def write(p_file, p_string):
     if p_string:
         p_file.write(p_string + "\n")
 
+
 def error(p_string):
     """ Writes an error on the standard error. """
 
     write(sys.stderr, p_string)
 
+
 def version():
     """ Print the current version and exit. """
     from topydo.lib.Version import VERSION, LICENSE
@@ -103,6 +107,7 @@ from topydo.lib import TodoList
 from topydo.lib import TodoListBase
 from topydo.lib.Utils import escape_ansi
 
+
 class CLIApplicationBase(object):
     """
     Base class for a Command Line Interfaces (CLI) for topydo. Examples are the

topydo/cli/Prompt.py

@@ -39,6 +39,7 @@ from topydo.Commands import get_subcommand
 from topydo.lib import TodoFile
 from topydo.lib import TodoList
 
+
 def _todotxt_mtime():
     """
     Returns the mtime for the configured todo.txt file.
@@ -49,6 +50,7 @@ def _todotxt_mtime():
         # file not found
         return None
 
+
 class PromptApplication(CLIApplicationBase):
     """
     This class implements a variant of topydo's CLI showing a shell and
@@ -112,6 +114,7 @@ class PromptApplication(CLIApplicationBase):
             except TypeError:
                 usage()
 
+
 def main():
     """ Main entry point of the prompt interface. """
     PromptApplication().run()

topydo/cli/TopydoCompleter.py

@@ -28,6 +28,7 @@ from topydo.lib.Config import config
 from topydo.Commands import _SUBCOMMAND_MAP
 from topydo.lib.RelativeDate import relative_date_to_date
 
+
 def _subcommands(p_word_before_cursor):
     """ Generator for subcommand name completion. """
     subcommands = [sc for sc in sorted(_SUBCOMMAND_MAP.keys()) if
@@ -35,6 +36,7 @@ def _subcommands(p_word_before_cursor):
     for command in subcommands:
         yield Completion(command, -len(p_word_before_cursor))
 
+
 def _dates(p_word_before_cursor):
     """ Generator for date completion. """
     def _date_suggestions():
@@ -79,6 +81,7 @@ def _dates(p_word_before_cursor):
 
         yield Completion(reldate, -len(value), display_meta=to_absolute(reldate))
 
+
 class TopydoCompleter(Completer):
     """
     Completer class that completes projects, contexts, dates and

topydo/cli/UILoader.py

@@ -25,6 +25,7 @@ if "win32" in sys.platform:
     import colorama
     colorama.init()
 
+
 def main():
     """ Main entry point of the CLI. """
     try:

topydo/commands/AddCommand.py

@@ -28,6 +28,7 @@ from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 from topydo.lib.RelativeDate import relative_date_to_date
 from topydo.lib.TodoListBase import InvalidTodoException
 
+
 class AddCommand(Command):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/AppendCommand.py

@@ -18,6 +18,7 @@ from topydo.lib.Command import Command, InvalidCommandArgument
 from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 from topydo.lib.TodoListBase import InvalidTodoException
 
+
 class AppendCommand(Command):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/ArchiveCommand.py

@@ -16,6 +16,7 @@
 
 from topydo.lib.Command import Command
 
+
 class ArchiveCommand(Command):
     def __init__(self, p_todolist, p_archive_list):
         """

topydo/commands/DeleteCommand.py

@@ -16,6 +16,7 @@
 
 from topydo.lib.DCommand import DCommand
 
+
 class DeleteCommand(DCommand):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/DepCommand.py

@@ -22,6 +22,7 @@ from topydo.lib.Sorter import Sorter
 from topydo.lib.TodoListBase import InvalidTodoException
 from topydo.lib.View import View
 
+
 class DepCommand(Command):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/DepriCommand.py

@@ -17,6 +17,7 @@
 from topydo.lib.MultiCommand import MultiCommand
 from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 
+
 class DepriCommand(MultiCommand):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/DoCommand.py

@@ -22,6 +22,7 @@ from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 from topydo.lib.Recurrence import advance_recurring_todo, NoRecurrenceException
 from topydo.lib.Utils import date_string_to_date
 
+
 class DoCommand(DCommand):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/EditCommand.py

@@ -34,6 +34,7 @@ DEFAULT_EDITOR = 'vi'
 # cannot use super() inside the class itself
 BASE_TODOLIST = lambda tl: super(TodoList, tl)
 
+
 class EditCommand(MultiCommand):
     def __init__(self, p_args, p_todolist, p_output, p_error, p_input):
         super(EditCommand, self).__init__(p_args, p_todolist, p_output,

topydo/commands/ExitCommand.py

@@ -18,6 +18,7 @@ import sys
 
 from topydo.lib.Command import Command
 
+
 class ExitCommand(Command):
     """
     A command that exits topydo. Used for the 'exit' and 'quit' subcommands on

topydo/commands/ListCommand.py

@@ -24,6 +24,7 @@ from topydo.lib.PrettyPrinterFilter import (
 from topydo.lib.IcalPrinter import IcalPrinter
 from topydo.lib.JsonPrinter import JsonPrinter
 
+
 class ListCommand(ExpressionCommand):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/ListContextCommand.py

@@ -16,6 +16,7 @@
 
 from topydo.lib.Command import Command
 
+
 class ListContextCommand(Command):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/ListProjectCommand.py

@@ -16,6 +16,7 @@
 
 from topydo.lib.Command import Command
 
+
 class ListProjectCommand(Command):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/PostponeCommand.py

@@ -22,6 +22,7 @@ from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 from topydo.lib.RelativeDate import relative_date_to_date
 from topydo.lib.Utils import date_string_to_date
 
+
 class PostponeCommand(MultiCommand):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/PriorityCommand.py

@@ -20,6 +20,7 @@ from topydo.lib.MultiCommand import MultiCommand
 from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 from topydo.lib.Utils import is_valid_priority
 
+
 class PriorityCommand(MultiCommand):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/SortCommand.py

@@ -18,6 +18,7 @@ from topydo.lib.Command import Command, InvalidCommandArgument
 from topydo.lib.Config import config
 from topydo.lib.Sorter import Sorter
 
+
 class SortCommand(Command):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/commands/TagCommand.py

@@ -18,6 +18,7 @@ from topydo.lib.Command import Command, InvalidCommandArgument
 from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 from topydo.lib.TodoListBase import InvalidTodoException
 
+
 class TagCommand(Command):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/lib/Colors.py

@@ -20,6 +20,7 @@ from topydo.lib.Config import config
 
 NEUTRAL_COLOR = '\033[0m'
 
+
 class Colors(object):
     def __init__(self):
         self.priority_colors = config().priority_colors()

topydo/lib/Command.py

@@ -18,9 +18,11 @@ import getopt
 
 from topydo.lib.PrettyPrinter import PrettyPrinter
 
+
 class InvalidCommandArgument(Exception):
     pass
 
+
 class Command(object):
     def __init__(self, p_args, p_todolist,
                  p_out=lambda a: None,

topydo/lib/Config.py

@@ -18,6 +18,7 @@ import os
 
 from six.moves import configparser
 
+
 class ConfigError(Exception):
     def __init__(self, p_text):
         self.text = p_text
@@ -25,6 +26,7 @@ class ConfigError(Exception):
     def __str__(self):
         return self.text
 
+
 class _Config:
     def __init__(self, p_path=None, p_overrides=None):
         """
@@ -252,6 +254,7 @@ class _Config:
         except ValueError:
             return self.defaults['auto_creation_date'] == '1'
 
+
 def config(p_path=None, p_overrides=None):
     """
     Retrieve the config instance.

topydo/lib/DCommand.py

@@ -20,6 +20,7 @@ from topydo.lib.MultiCommand import MultiCommand
 from topydo.lib.PrettyPrinter import PrettyPrinter
 from topydo.lib.PrettyPrinterFilter import PrettyPrinterNumbers
 
+
 class DCommand(MultiCommand):
     """
     A common class for the 'do' and 'del' operations, because they're quite

topydo/lib/ExpressionCommand.py

@@ -22,6 +22,7 @@ from topydo.lib import Filter
 from topydo.lib.Sorter import Sorter
 from topydo.lib.View import View
 
+
 class ExpressionCommand(Command):
     """
     A common class for commands operating on todos selected by expressions.

topydo/lib/Filter.py

@@ -19,6 +19,7 @@ import re
 from topydo.lib.RelativeDate import relative_date_to_date
 from topydo.lib.Utils import date_string_to_date
 
+
 class Filter(object):
     def filter(self, p_todos):
         """
@@ -31,6 +32,7 @@ class Filter(object):
     def match(self, _):
         raise NotImplementedError
 
+
 class NegationFilter(Filter):
     def __init__(self, p_filter):
         self._filter = p_filter
@@ -38,6 +40,7 @@ class NegationFilter(Filter):
     def match(self, p_todo):
         return not self._filter.match(p_todo)
 
+
 class AndFilter(Filter):
     def __init__(self, p_filter1, p_filter2):
         self._filter1 = p_filter1
@@ -46,6 +49,7 @@ class AndFilter(Filter):
     def match(self, p_todo):
         return self._filter1.match(p_todo) and self._filter2.match(p_todo)
 
+
 class OrFilter(Filter):
     def __init__(self, p_filter1, p_filter2):
         self._filter1 = p_filter1
@@ -54,6 +58,7 @@ class OrFilter(Filter):
     def match(self, p_todo):
         return self._filter1.match(p_todo) or self._filter2.match(p_todo)
 
+
 class GrepFilter(Filter):
     """ Matches when the todo text contains a text. """
 
@@ -80,6 +85,7 @@ class GrepFilter(Filter):
 
         return string.find(expr) != -1
 
+
 class RelevanceFilter(Filter):
     """
     Matches when the todo is relevant, i.e.:
@@ -99,6 +105,7 @@ class RelevanceFilter(Filter):
 
         return p_todo.is_active() and is_due
 
+
 class DependencyFilter(Filter):
     """ Matches when a todo has no unfinished child tasks.  """
     def __init__(self, p_todolist):
@@ -120,6 +127,7 @@ class DependencyFilter(Filter):
 
         return not uncompleted
 
+
 class InstanceFilter(Filter):
     def __init__(self, p_todos):
         """
@@ -143,6 +151,7 @@ class InstanceFilter(Filter):
         except ValueError:
             return False
 
+
 class LimitFilter(Filter):
     def __init__(self, p_limit):
         super(LimitFilter, self).__init__()
@@ -153,6 +162,7 @@ class LimitFilter(Filter):
 
 OPERATOR_MATCH = r"(?P<operator><=?|=|>=?|!)?"
 
+
 class OrdinalFilter(Filter):
     """
     Base class for ordinal filters.
@@ -193,6 +203,7 @@ class OrdinalFilter(Filter):
 
 ORDINAL_TAG_MATCH = r"(?P<key>[^:]*):" + OPERATOR_MATCH + r"(?P<value>\S+)"
 
+
 class OrdinalTagFilter(OrdinalFilter):
     def __init__(self, p_expression):
         super(OrdinalTagFilter, self).__init__(p_expression, ORDINAL_TAG_MATCH)
@@ -235,6 +246,7 @@ class OrdinalTagFilter(OrdinalFilter):
 
 PRIORITY_MATCH = r"\(" + OPERATOR_MATCH + r"(?P<value>[A-Z]{1})\)"
 
+
 class PriorityFilter(OrdinalFilter):
     def __init__(self, p_expression):
         super(PriorityFilter, self).__init__(p_expression, PRIORITY_MATCH)

topydo/lib/Graph.py

@@ -16,6 +16,7 @@
 
 """ Contains the class for a directed graph. """
 
+
 class DirectedGraph(object):
     """
     Represents a simple directed graph, used for tracking todo

topydo/lib/HashListValues.py

@@ -27,6 +27,7 @@ _TABLE_SIZES = {
     4: 1679609  # largest prime under zzzz_36
 }
 
+
 def _to_base36(p_value):
     """
     Converts integer to base36 string.
@@ -43,6 +44,7 @@ def _to_base36(p_value):
 
     return base36 or alphabet[0]
 
+
 def hash_list_values(p_list, p_key=lambda i: i):
     """
     Calculates a unique value for each item in the list, these can be used as

topydo/lib/IcalPrinter.py

@@ -25,6 +25,7 @@ import string
 
 from topydo.lib.PrettyPrinter import Printer
 
+
 def _convert_priority(p_priority):
     """
     Converts todo.txt priority to an iCalendar priority (RFC 2445).
@@ -55,6 +56,7 @@ def _convert_priority(p_priority):
 
     return result
 
+
 class IcalPrinter(Printer):
     """
     A printer that converts a list of Todo items to a string in iCalendar

topydo/lib/Importance.py

@@ -29,6 +29,7 @@ from topydo.lib.Config import config
 
 IMPORTANCE_VALUE = {'A': 3, 'B': 2, 'C': 1}
 
+
 def is_due_next_monday(p_todo):
     """ Returns True when the given task is due next Monday. """
     today = date.today()
@@ -37,6 +38,7 @@ def is_due_next_monday(p_todo):
     return due and due.weekday() == 0 and today.weekday() >= 4 and \
         p_todo.days_till_due()
 
+
 def importance(p_todo, p_ignore_weekend=config().ignore_weekends()):
     """
     Calculates the importance of the given task.
@@ -74,6 +76,7 @@ def importance(p_todo, p_ignore_weekend=config().ignore_weekends()):
 
     return result if not p_todo.is_completed() else 0
 
+
 def average_importance(p_todo, p_ignore_weekend=config().ignore_weekends()):
     own_importance = importance(p_todo, p_ignore_weekend)
 

topydo/lib/JsonPrinter.py

@@ -23,6 +23,7 @@ import json
 
 from topydo.lib.PrettyPrinter import Printer
 
+
 def _convert_todo(p_todo):
     """ Converts a Todo instance to a dictionary. """
     creation_date = p_todo.creation_date()
@@ -44,6 +45,7 @@ def _convert_todo(p_todo):
 
     return result
 
+
 class JsonPrinter(Printer):
     """
     A printer that converts a list of Todo items to a string in JSON format.

topydo/lib/MultiCommand.py

@@ -19,6 +19,7 @@ from six import u
 from topydo.lib.ExpressionCommand import ExpressionCommand
 from topydo.lib.TodoListBase import InvalidTodoException
 
+
 class MultiCommand(ExpressionCommand):
     """
     A common class for operations that can work with multiple todo IDs.

topydo/lib/PrettyPrinter.py

@@ -19,6 +19,7 @@ from topydo.lib.PrettyPrinterFilter import (
     PrettyPrinterNumbers
 )
 
+
 class Printer(object):
     """
     An abstract class that turns todo items into strings.
@@ -35,6 +36,7 @@ class Printer(object):
         """
         return "\n".join([self.print_todo(todo) for todo in p_todos])
 
+
 class PrettyPrinter(Printer):
     """
     Prints todo items on a single line, decorated by the filters passed by
@@ -68,6 +70,7 @@ class PrettyPrinter(Printer):
 
         return todo_str
 
+
 def pretty_printer_factory(p_todolist, p_additional_filters=None):
     """ Returns a pretty printer suitable for the ls and dep subcommands. """
 

topydo/lib/PrettyPrinterFilter.py

@@ -22,6 +22,7 @@ from six import u
 from topydo.lib.Config import config
 from topydo.lib.Colors import Colors, NEUTRAL_COLOR
 
+
 class PrettyPrinterFilter(object):
     """
     Base class for a pretty printer filter.
@@ -35,6 +36,7 @@ class PrettyPrinterFilter(object):
         """
         raise NotImplementedError
 
+
 class PrettyPrinterColorFilter(PrettyPrinterFilter):
     """
     Adds colors to the todo string by inserting ANSI codes.
@@ -84,6 +86,7 @@ class PrettyPrinterColorFilter(PrettyPrinterFilter):
 
         return p_todo_str
 
+
 class PrettyPrinterIndentFilter(PrettyPrinterFilter):
     """ Adds indentation to the todo item. """
     def __init__(self, p_indent=0):
@@ -94,6 +97,7 @@ class PrettyPrinterIndentFilter(PrettyPrinterFilter):
         """ Applies the indentation. """
         return ' ' * self.indent + p_todo_str
 
+
 class PrettyPrinterNumbers(PrettyPrinterFilter):
     """ Prepends the todo's number, retrieved from the todolist. """
     def __init__(self, p_todolist):
@@ -104,6 +108,7 @@ class PrettyPrinterNumbers(PrettyPrinterFilter):
         """ Prepends the number to the todo string. """
         return u("|{:>3}| {}").format(self.todolist.number(p_todo), p_todo_str)
 
+
 class PrettyPrinterHideTagFilter(PrettyPrinterFilter):
     """ Removes all occurences of the given tags from the text. """
     def __init__(self, p_hidden_tags):

topydo/lib/Recurrence.py

@@ -22,9 +22,11 @@ from topydo.lib.Config import config
 from topydo.lib.RelativeDate import relative_date_to_date
 from topydo.lib.Todo import Todo
 
+
 class NoRecurrenceException(Exception):
     pass
 
+
 def advance_recurring_todo(p_todo, p_offset=None, p_strict=False):
     """
     Given a Todo item, return a new instance of a Todo item with the dates

topydo/lib/RelativeDate.py

@@ -20,6 +20,7 @@ from datetime import date, timedelta
 import calendar
 import re
 
+
 def _add_months(p_sourcedate, p_months):
     """
     Adds a number of months to the source date.
@@ -35,6 +36,7 @@ def _add_months(p_sourcedate, p_months):
 
     return date(year, month, day)
 
+
 def _convert_pattern(p_length, p_periodunit, p_offset=None):
     """
     Converts a pattern in the form [0-9][dwmy] and returns a date from the
@@ -56,6 +58,7 @@ def _convert_pattern(p_length, p_periodunit, p_offset=None):
 
     return result
 
+
 def _convert_weekday_pattern(p_weekday):
     """
     Converts a weekday name to an absolute date.
@@ -81,6 +84,7 @@ def _convert_weekday_pattern(p_weekday):
     shift = (target_day - day) % 7
     return date.today() + timedelta(shift)
 
+
 def relative_date_to_date(p_date, p_offset=None):
     """
     Transforms a relative date into a date object.

topydo/lib/Sorter.py

@@ -21,10 +21,12 @@ import re
 
 from topydo.lib.Importance import importance, average_importance
 
+
 def is_priority_field(p_field):
     """ Returns True when the field name denotes the priority. """
     return p_field.startswith('prio')
 
+
 def get_field_function(p_field):
     """
     Given a property (string) of a todo, return a function that attempts to
@@ -59,6 +61,7 @@ def get_field_function(p_field):
 
     return result
 
+
 class Sorter(object):
     """
     This class sorts a todo list.

topydo/lib/Todo.py

@@ -24,6 +24,7 @@ from topydo.lib.Config import config
 from topydo.lib.TodoBase import TodoBase
 from topydo.lib.Utils import date_string_to_date
 
+
 class Todo(TodoBase):
     """
     This class adds common functionality with respect to dates to the Todo

topydo/lib/TodoBase.py

@@ -25,6 +25,7 @@ from six import u
 from topydo.lib.TodoParser import parse_line
 from topydo.lib.Utils import is_valid_priority
 
+
 class TodoBase(object):
     """
     This class represents a single todo item in a todo.txt file. It maintains

topydo/lib/TodoFile.py

@@ -20,6 +20,7 @@ This module deals with todo.txt files.
 
 import codecs
 
+
 class TodoFile(object):
     """
     This class represents a todo.txt file, which can be read from or written

topydo/lib/TodoList.py

@@ -22,6 +22,7 @@ from topydo.lib.Config import config
 from topydo.lib.Graph import DirectedGraph
 from topydo.lib.TodoListBase import TodoListBase
 
+
 class TodoList(TodoListBase):
     """
     Provides operations for a todo list, such as adding items, removing them,

topydo/lib/TodoListBase.py

@@ -29,9 +29,11 @@ from topydo.lib.PrettyPrinter import PrettyPrinter
 from topydo.lib.Todo import Todo
 from topydo.lib.View import View
 
+
 class InvalidTodoException(Exception):
     pass
 
+
 class TodoListBase(object):
     """
     Provides operations for a todo list, such as adding items, removing them,

topydo/lib/TodoParser.py

@@ -37,6 +37,7 @@ _TAG_MATCH = re.compile('(?P<key>[^:]+):(?P<value>.+)')
 _PROJECT_MATCH = re.compile(r'\+(\S*\w)')
 _CONTEXT_MATCH = re.compile(r'@(\S*\w)')
 
+
 def parse_line(p_string):
     """
     Parses a single line as can be encountered in a todo.txt file.

topydo/lib/Utils.py

@@ -21,6 +21,7 @@ Various utility functions.
 from datetime import date
 import re
 
+
 def date_string_to_date(p_date):
     """
     Given a date in YYYY-MM-DD, returns a Python date object. Returns None
@@ -41,9 +42,11 @@ def date_string_to_date(p_date):
 
     return result
 
+
 def is_valid_priority(p_priority):
     return p_priority != None and re.match(r'^[A-Z]$', p_priority) != None
 
+
 def escape_ansi(p_string):
     return escape_ansi.pattern.sub('', p_string)
 

topydo/lib/View.py

@@ -16,6 +16,7 @@
 
 """ A view is a list of todos, sorted and filtered. """
 
+
 class View(object):
     """
     A view is instantiated by a todo list, usually obtained from a todo.txt